39851910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 127471968

約数和(自身を除く): 87620058

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 61, 63, 70, 85, 90, 102, 105, 119, 122, 126, 153, 170, 183, 210, 238, 255, 305, 306, 315, 357, 366, 427, 510, 549, 595, 610, 630, 714, 765, 854, 915, 1037, 1071, 1098, 1190, 1281, 1530, 1785, 1830, 2074, 2135, 2142, 2562, 2745, 3111, 3570, 3721, 3843, 4270, 5185, 5355, 5490, 6222, 6405, 7259, 7442, 7686, 9333, 10370, 10710, 11163, 12810, 14518, 15555, 18605, 18666, 19215, 21777, 22326, 26047, 31110, 33489, 36295, 37210, 38430, 43554, 46665, 52094, 55815, 63257, 65331, 66978, 72590, 78141, 93330, 108885, 111630, 126514, 130235, 130662, 156282, 167445, 189771, 217770, 234423, 260470, 316285, 326655, 334890, 379542, 390705, 442799, 468846, 569313, 632570, 653310, 781410, 885598, 948855, 1138626, 1172115, 1328397, 1897710, 2213995, 2344230, 2656794, 2846565, 3985191, 4427990, 5693130, 6641985, 7970382, 13283970, 19925955, 39851910]

約数ペア:

[(1, 39851910), (2, 19925955), (3, 13283970), (5, 7970382), (6, 6641985), (7, 5693130), (9, 4427990), (10, 3985191), (14, 2846565), (15, 2656794), (17, 2344230), (18, 2213995), (21, 1897710), (30, 1328397), (34, 1172115), (35, 1138626), (42, 948855), (45, 885598), (51, 781410), (61, 653310), (63, 632570), (70, 569313), (85, 468846), (90, 442799), (102, 390705), (105, 379542), (119, 334890), (122, 326655), (126, 316285), (153, 260470), (170, 234423), (183, 217770), (210, 189771), (238, 167445), (255, 156282), (305, 130662), (306, 130235), (315, 126514), (357, 111630), (366, 108885), (427, 93330), (510, 78141), (549, 72590), (595, 66978), (610, 65331), (630, 63257), (714, 55815), (765, 52094), (854, 46665), (915, 43554), (1037, 38430), (1071, 37210), (1098, 36295), (1190, 33489), (1281, 31110), (1530, 26047), (1785, 22326), (1830, 21777), (2074, 19215), (2135, 18666), (2142, 18605), (2562, 15555), (2745, 14518), (3111, 12810), (3570, 11163), (3721, 10710), (3843, 10370), (4270, 9333), (5185, 7686), (5355, 7442), (5490, 7259), (6222, 6405)]